Load data for 6 mm PPC + .243 | 73gr | SUS-TAC HPT

6 mm PPC cartridge drawing
SUS-TAC logo

Load Specifications

Bullet Manufacturer:SUS-TAC
Bullet Weight:73 gr
Bullet Diameter:0.243"
Bullet Length:<<locked>>
Case Length (l3):1.505"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:33 Grains of Water
Primer Size:Small Rifle (SR)
Barrel Length:24"
Max. allowed Pressure:58,740 psi
Recommended Twist Rate:1:8.5

Load data in caliber 6 mm PPC with .243 | 73gr | SUS-TAC HPT bullet and 41 powders. The key underlying parameters are shown in the table above. The recommended powders for this cartridge and bullet combination are ADI AR 2219, SNPE Vectan SP 10 and Hodgdon H335.

Important Notice: DO NOT go below Minimum Charge or above Maximum Charge. Since we have no control over the equipment and components used, any responsibility and liability for the results achieved is rejected.

Only powders/loads that match the current filter criteria are displayed: max pressure of a load ≤ 90% of max. standardized pressure, fill rate ≥ 80% and propellant combustion ≥ 95%. Use the sliders above the tables to adjust these thresholds.

Charge: Powder weight in grains. Start with the minimum load and work up carefully.

FR (Fill Rate): Case fill as a percentage. Values above 100% mean compressed loads.

MaxP / %: Maximum chamber pressure in bar and as a percentage of the standardized maximum for this caliber.

V(0): Muzzle velocity in feet per second (fps) at the standardized barrel length.

z (Powder Burn): Estimated propellant combustion percentage at bullet exit.

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Max Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 1680<<locked>>88%50,430 psi86%2907 fps99.8%
Accurate 2015ᴾ<<locked>>100%45,876 psi78%2920 fps98.9%
Accurate 2460ᴾ<<locked>>100%51,488 psi88%3028 fps97.3%
Accurate 2495ᴾ<<locked>>100%34,084 psi58%2766 fps96.8%
Accurate LT-30<<locked>>94%51,140 psi87%2913 fps98.5%
Accurate LT-32<<locked>>94%51,663 psi88%2917 fps96.8%
ADI AR 2205<<locked>>82%52,924 psi90%2828 fps100%
ADI AR 2207<<locked>>94%53,098 psi90%3018 fps100%
ADI AR 2219<<locked>>96%51,256 psi87%3054 fps98.5%
Alliant AR-Compᴾ<<locked>>100%42,482 psi72%2949 fps99.9%
Alliant Reloder-10x<<locked>>98%50,009 psi85%3015 fps99.9%
Alliant Reloder-7<<locked>>92%52,112 psi89%2979 fps100%
Baschieri & Pellagri 106<<locked>>96%52,170 psi89%2943 fps98.9%
Hodgdon H322ᴾ<<locked>>100%52,533 psi89%3074 fps98.6%
Hodgdon H335<<locked>>98%50,720 psi86%3045 fps97.5%
Hodgdon H4198<<locked>>92%52,663 psi90%2956 fps98.3%
Hodgdon TrailBossᴾ<<locked>>100%31,415 psi53%1814 fps100%
IMR 3031ᴾ<<locked>>100%40,451 psi69%2917 fps97.1%
IMR 4198<<locked>>98%52,011 psi89%2999 fps100%
IMR 4227<<locked>>88%52,924 psi90%2936 fps100%
Lovex D060<<locked>>82%52,881 psi90%2979 fps100%
Lovex D073.4<<locked>>94%53,098 psi90%3061 fps97%
Lovex D073.5ᴾ<<locked>>100%51,837 psi88%3028 fps96%
Lovex S053<<locked>>88%51,445 psi88%2887 fps100%
Norma 200<<locked>>94%49,951 psi85%2995 fps100%
ReloadSwiss RS 14ᴾ<<locked>>100%31,299 psi53%1860 fps100%
ReloadSwiss RS 36<<locked>>88%52,939 psi90%2976 fps100%
ReloadSwiss RS 40ᴾ<<locked>>100%52,649 psi90%3048 fps96.7%
Rottweil R 901ᴾ<<locked>>100%45,092 psi77%2910 fps96.1%
Shooters World AR Plus<<locked>>94%53,098 psi90%3061 fps97%
Shooters World Buffalo Rifle<<locked>>82%52,881 psi90%2979 fps100%
SNPE Vectan BA6 1/2<<locked>>92%52,257 psi89%2736 fps100%
SNPE Vectan SP 10<<locked>>96%51,663 psi88%3054 fps97.6%
SNPE Vectan SP 3<<locked>>98%50,850 psi87%3015 fps99%
SNPE Vectan Tubal 3000ᴾ<<locked>>100%45,020 psi77%2838 fps96%
Somchem S335ᴾ<<locked>>100%43,439 psi74%2838 fps96.8%
Vihtavuori N110<<locked>>82%50,546 psi86%2789 fps100%
Vihtavuori N120<<locked>>92%49,995 psi85%2923 fps100%
Vihtavuori N130ᴾ<<locked>>100%50,734 psi86%2956 fps99.8%
Vihtavuori N133ᴾ<<locked>>100%43,976 psi75%2848 fps98.5%
Vihtavuori N135ᴾ<<locked>>100%36,158 psi62%2782 fps97.1%

Recommended = one of the top powders for this cartridge and bullet combination.

Start Load - Barrel Length: 24"

PowderChargeFRMaxP%V(0)z
Accurate 1680<<locked>>80%38,740 psi66%2694 fps98.4%
Accurate 2015<<locked>>88%31,546 psi54%2615 fps95.3%
Accurate 2460<<locked>>94%41,655 psi71%2854 fps95.1%
Accurate 2495<<locked>>96%29,878 psi51%2657 fps95.3%
Accurate LT-30<<locked>>84%37,521 psi64%2654 fps95.5%
Accurate LT-32<<locked>>90%45,368 psi77%2808 fps95.4%
ADI AR 2205<<locked>>80%49,879 psi85%2782 fps100%
ADI AR 2207<<locked>>80%34,214 psi58%2677 fps99.8%
ADI AR 221923.4 gr86%36,840 psi63%2769 fps95%
Alliant AR-Comp<<locked>>84%25,773 psi44%2507 fps95.1%
Alliant Reloder-10x<<locked>>80%28,529 psi49%2546 fps95.4%
Alliant Reloder-7<<locked>>80%35,810 psi61%2671 fps98.3%
Baschieri & Pellagri 106<<locked>>84%35,520 psi60%2631 fps95.3%
Hodgdon H322<<locked>>90%38,247 psi65%2799 fps95.5%
Hodgdon H33525.9 gr92%41,365 psi70%2867 fps95.2%
Hodgdon H4198<<locked>>82%39,001 psi66%2700 fps95.3%
Hodgdon TrailBoss<<locked>>80%22,974 psi39%1621 fps100%
IMR 3031<<locked>>96%35,433 psi60%2795 fps95.5%
IMR 4198<<locked>>80%30,835 psi52%2556 fps97.2%
IMR 4227<<locked>>80%41,742 psi71%2749 fps99.9%
Lovex D060<<locked>>80%49,806 psi85%2927 fps100%
Lovex D073.4<<locked>>90%45,571 psi78%2933 fps95.3%
Lovex D073.5<<locked>>98%48,008 psi82%2963 fps95.2%
Lovex S053<<locked>>80%40,799 psi69%2710 fps100%
Norma 200<<locked>>80%32,097 psi55%2631 fps97.6%
ReloadSwiss RS 14<<locked>>80%22,626 psi39%1654 fps100%
ReloadSwiss RS 36<<locked>>80%41,060 psi70%2776 fps99.9%
ReloadSwiss RS 40<<locked>>96%46,079 psi78%2933 fps95.3%
Rottweil R 901<<locked>>98%42,467 psi72%2858 fps95.4%
Shooters World AR Plus<<locked>>90%45,571 psi78%2933 fps95.3%
Shooters World Buffalo Rifle<<locked>>80%49,806 psi85%2927 fps100%
SNPE Vectan BA6 1/2<<locked>>80%38,029 psi65%2516 fps100%
SNPE Vectan SP 1025.3 gr90%42,134 psi72%2881 fps95.4%
SNPE Vectan SP 3<<locked>>86%35,099 psi60%2700 fps95.5%
SNPE Vectan Tubal 3000<<locked>>98%42,366 psi72%2789 fps95.4%
Somchem S335<<locked>>96%38,551 psi66%2740 fps95.5%
Vihtavuori N110<<locked>>80%48,008 psi82%2753 fps100%
Vihtavuori N120<<locked>>80%34,360 psi58%2641 fps100%
Vihtavuori N130<<locked>>82%29,298 psi50%2510 fps95.4%
Vihtavuori N133<<locked>>90%32,532 psi55%2598 fps95.4%
Vihtavuori N135<<locked>>96%31,995 psi54%2677 fps95.6%

Recommended = one of the top powders for this cartridge and bullet combination.

ᴾ possible press load - work up slowly to this load while watching for signs of excessive pressure.

<<locked>> you need an access license to unlock this data.

This overview compares 41 powders for 6 mm PPC loaded with the .243 | 73gr | SUS-TAC HPT. Hodgdon H322 delivers the highest muzzle velocity at 3,074 fps; across all powders the maximum-charge window runs from 1,814 fps to 3,074 fps. Accurate 2015 gives the best case fill at 100 %, and 41 of the 41 powders fall inside the usable 80–100 % fill window.

Relative to the caliber's maximum pressure (405 MPa), the top charges use 53–90 %, leaving at least 10 % headroom. The 73.0 gr projectile in 0.243" calls for a 1:8.5 twist; slower twists will usually not stabilise this weight. Accurate 2015, Accurate 2460, Accurate 2495 reach 100 % fill or more at maximum charge, so these are compressed loads: they need a long drop tube to seat cleanly and react sensitively to the case capacity of your own brass lot. ADI AR 2219, SNPE Vectan SP 10, Hodgdon H335 rank at the top here: for 6 mm PPC with the .243 | 73gr | SUS-TAC HPT they combine a high case fill with complete burn and sit in the upper velocity band. Always begin at the start load and work up in small increments while checking case and primer for pressure signs.

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